SpringSourceApplicationPlatform.java

/*******************************************************************************
 * Copyright (c) 2007, 2009 SpringSource
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     SpringSource - initial API and implementation
 *******************************************************************************/
package org.eclipse.virgo.ide.bundlerepository.domain;

import java.util.ArrayList;
import java.util.List;
import java.util.ResourceBundle;
import java.util.StringTokenizer;

/**
 * Represents the configuration of the SpringSourceApplicationPlatform osgi profile
 * @author acolyer
 * 
 */
public class SpringSourceApplicationPlatform {
	private static final String AP_PROPS = "org.eclipse.virgo.ide.bundlerepository.domain.equinox.APProfile";

	private static final OsgiVersion UNVERSIONED = new OsgiVersion("0.0.0");

	private ResourceBundle apProps;

	private List<String> exportedSystemPackages = new ArrayList<String>();

	public SpringSourceApplicationPlatform() {
		this.apProps = ResourceBundle.getBundle(AP_PROPS);
		String systemPackages = apProps.getString("org.osgi.framework.system.packages");
		parseSystemPackages(systemPackages);
	}

	public boolean isSatisfiedViaSystemBundle(PackageImport imp) {
		return (this.exportedSystemPackages.contains(imp.getName()) && imp.getImportRange().contains(UNVERSIONED));
	}

	private void parseSystemPackages(String systemPackagesPropertyValue) {
		StringTokenizer tokenizer = new StringTokenizer(systemPackagesPropertyValue, ",");
		while (tokenizer.hasMoreTokens()) {
			String token = tokenizer.nextToken().trim();
			this.exportedSystemPackages.add(token);
		}
	}

}